| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.hadoop.fs.azure; |
| |
| import java.io.IOException; |
| |
| import org.apache.hadoop.conf.Configuration; |
| |
| /** |
| * Interface to implement authorization support in WASB. |
| * API's of this interface will be implemented in the |
| * StorageInterface Layer before making calls to Azure |
| * Storage. |
| */ |
| public interface WasbAuthorizerInterface { |
| /** |
| * Initializer method |
| * @param conf - Configuration object |
| * @throws WasbAuthorizationException - On authorization exceptions |
| * @throws IOException - When not able to reach the authorizer |
| */ |
| public void init(Configuration conf) |
| throws WasbAuthorizationException, IOException; |
| |
| /** |
| * Authorizer API to authorize access in WASB. |
| |
| * @param wasbAbolutePath : Absolute WASB Path used for access. |
| * @param accessType : Type of access |
| * @param owner : owner of the file/folder specified in the wasb path |
| * @return : true - If access allowed false - If access is not allowed. |
| * @throws WasbAuthorizationException - On authorization exceptions |
| * @throws IOException - When not able to reach the authorizer |
| */ |
| boolean authorize(String wasbAbolutePath, String accessType, String owner) |
| throws WasbAuthorizationException, IOException; |
| } |